# Calculisy vs Calculator ⁺⁻

The clearest difference is in-app purchases: Calculator ⁺⁻ at none against Calculisy's 3. Calculisy's advantage is ads (none vs shown) and review sentiment (84% vs 50%). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Calculisy sells 3 one-off in-app purchases. Calculator ⁺⁻ asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.8 for Calculisy against 4.7 for Calculator ⁺⁻. Both are backed by a comparable volume of ratings — 61 and 42 respectively. Written reviews are what separate them: 84% of Calculisy's written reviews are positive against 50% of Calculator ⁺⁻'s.

Calculisy ships an update every 2 weeks, Calculator ⁺⁻ every 15 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | Calculisy | Calculator ⁺⁻ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (61 ratings)](https://appshunter.io/ios/app/calculisy/id1536327142/reviews)** | [4.7 (42 ratings)](https://appshunter.io/ios/app/calculator/id6443813573/reviews) |
| Number of ratings | **61** | 42 |
| Positive reviews | **84.1% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 2 weeks** | Every 15 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 1 MB | 4 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ICI Solutions](https://appshunter.io/developer/369596213) | [Matrix Software Co.](https://appshunter.io/developer/1457004046) |

## What reviewers say

### Calculisy

[App page](https://appshunter.io/ios/app/calculisy/id1536327142)

A free, ad-free calculator designed for ease of use on iPhone, iPad, and Mac. Features large keys suitable for all ages and multitasking compatibility for iPad users.

**Highlights:** Universal calculator, Free and ad-free, Large keys for easy use, Multitasking compatible (iPadOS), macOS Big Sur and newer compatible

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $1.99 | one-time |
| Big Tip | $3.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Large, clear numbers
- 🚀 Simple and straightforward
- 🚀 Convenient for everyday calculations
- 🚀 Handy desktop calculator

**What reviewers complain about**

- 🐛 Enter key on number pad doesn't work
- 🐛 Freezes or crashes occasionally
- 🔍 No history or tape function
- 🔍 Can't delete individual digits
- 🔍 Constant pop-ups asking for reviews

**Reported bugs**

- Enter key on number pad doesn't work
- Freezes or crashes at times
- Issues with percent calculations

**Requested features**

- Add a backspace/delete function
- Include a calculation history or tape
- Allow resizing and customization
- Make the Enter key on number pad work


### Calculator ⁺⁻

[App page](https://appshunter.io/ios/app/calculator/id6443813573)

This app offers both basic and scientific calculation functions for iPhone and iPad. Users can customize its appearance, view calculation history, and perform complex equations with high accuracy. It also provides real-time calculation display and adjustable touch feedback.

**Highlights:** Basic and scientific calculator modes, Over 30 scientific operations, Calculation history view, Real-time calculation display, Customizable color themes, Adjustable button touch sound/vibration, High accuracy calculations (75+ significant digits)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Calculisy free?

Calculisy is free to download, with in-app purchases available.

### Is Calculator ⁺⁻ free?

Calculator ⁺⁻ is free to download, with no in-app purchases.

### Which has better reviews, Calculisy or Calculator ⁺⁻?

Calculisy is rated higher. Calculisy averages 4.8 out of 5 from 61 ratings, while Calculator ⁺⁻ averages 4.7 from 42 ratings.

### Do Calculisy or Calculator ⁺⁻ have ads?

Calculator ⁺⁻ shows ads; Calculisy does not.

### Which is updated more often, Calculisy or Calculator ⁺⁻?

Calculisy ships an update every 2 weeks, and Calculator ⁺⁻ every 15 months. Most recently, Calculisy was updated on October 24, 2026 and Calculator ⁺⁻ on October 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*